[Linux-cachefs] Re: [PATCH 5/7] NFS: Use local caching [try #12]
Chuck Lever
chucklever at gmail.com
Fri Aug 18 15:43:00 UTC 2006
Hi David-
On 8/18/06, David Howells <dhowells at redhat.com> wrote:
> The attached patch makes it possible for the NFS filesystem to make use of the
> network filesystem local caching service (FS-Cache).
>
> To be able to use this, an updated mount program is required. This can be
> obtained from:
>
> http://people.redhat.com/steved/cachefs/util-linux/
>
> To mount an NFS filesystem to use caching, add an "fsc" option to the mount:
>
> mount warthog:/ /a -o fsc
>
> Signed-Off-By: David Howells <dhowells at redhat.com>
> ---
>
> fs/Kconfig | 7 +
> fs/nfs/Makefile | 1
> fs/nfs/client.c | 11 +
> fs/nfs/file.c | 49 ++++-
> fs/nfs/fscache.c | 348 ++++++++++++++++++++++++++++++++
> fs/nfs/fscache.h | 476 ++++++++++++++++++++++++++++++++++++++++++++
> fs/nfs/inode.c | 21 ++
> fs/nfs/internal.h | 32 +++
> fs/nfs/pagelist.c | 3
> fs/nfs/read.c | 30 +++
> fs/nfs/super.c | 1
> fs/nfs/sysctl.c | 43 ++++
> fs/nfs/write.c | 11 +
> include/linux/nfs4_mount.h | 1
> include/linux/nfs_fs.h | 5
> include/linux/nfs_fs_sb.h | 5
> include/linux/nfs_mount.h | 1
> 17 files changed, 1035 insertions(+), 10 deletions(-)
>
> diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c
> new file mode 100644
> index 0000000..94d5e3a
> --- /dev/null
> +++ b/fs/nfs/fscache.c
> @@ -0,0 +1,348 @@
> +/* fscache.c: NFS filesystem cache interface
> + *
> + * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
> + * Written by David Howells (dhowells at redhat.com)
> + *
> +
> +static uint16_t nfs_server_get_key(const void *cookie_netfs_data,
> + void *buffer, uint16_t bufmax)
> +{
Why don't you use the function declaration style that is used in the
rest of the NFS client? All the parameters belong on one line, don't
they?
--
"We who cut mere stones must always be envisioning cathedrals"
-- Quarry worker's creed
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